.hed{
    width:100%;
    height: 350px;
    background: dodgerblue;
}
.box{
    margin-top: 30px;
    width: 100%;
    height: 307px;
    .box_dta{
        width: 364px;
        height: 300px;
        box-shadow: 0px 0px 3px 0px rgba(0, 0, 0, 0.18);
        .box_man{
            width: 306px;
            height: 252px;
            canvas{
                width:336px !important;
                height: 292px !important;
            }
        }
    }
}
